Answer:
43.5 unit^2.
Step-by-step explanation:
Area of the triangle
= 1/2 * base * height
= 1/2 * AB * AC.
AB = √ [(6-1)^2 + (6-8)^2] = √29
AC = √ [(8 - (-7))^2 + (1 - (-5)^2] = √261
So the area = 1/2 * √29 * √261
= 43.5
Answer:
that's the correct answer
Answer:
A
Step-by-step explanation:
I took the test
Answer:
Step-by-step explanation:
-3x=16+5
-3x=21
x=21/-3
x= -7
